Patent · US Expired

Imaging engine and method for code readers

US6340114B1 · kind B1 · utility

399Cited by
36References
52Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 12, 1998
Grant dateJan 22, 2002
Priority date
Expiry dateJun 12, 2018

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06K2207/1011
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

An imaging engine and signal processing devices and methods are disclosed for reading various kinds of optical codes. The compact structure may include a two dimensional image sensor, apparatus for focusing images at different focal disclosures, an aiming system, a hi-low beam illumination system and related signal processing circuits.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.